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Last Updated on By Mrs Shilpi Nagpal 2 Comments
Question 1 What are elements? Give example? Question 2 Define the term atom? Question 3 Name 2 types of elements? Elements A substance which cannot be broken down into two or more simpler substances by chemical reactions is called an element. For Example: Iron,hydrogen,helium,oxygen,phosphorus,sulphur,chlorine,bromine,gold,silver,mercury, aluminium … [Read more...] about Elements
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Question 1 What is an element.Give few examples? Question 2 How many elements are known till today? Question 3 Name 2 elements which are liquid at room temperature? Question 4 What are the three groups into which elements can be classified? Question 5 Define the term malleable? Question 6 Define the term ductile? Question 7 Why Aluminium metal is used in … [Read more...] about Elements